diff options
| author | Brian Paul <brianp@vmware.com> | 2010-06-02 18:13:00 -0600 |
|---|---|---|
| committer | Brian Paul <brianp@vmware.com> | 2010-06-03 08:54:15 -0600 |
| commit | d18fb4822bc71944867b66e6de966e4e55bbe574 (patch) | |
| tree | be3896de2fd0ed8120b741c951b186b4acfc70e5 /src/gallium/auxiliary/util/u_blit.c | |
| parent | 35d75e49308fb839ed12b50e0ad2b0f9cce1bb99 (diff) | |
gallium: add interpolation parameter to simple shader functions
This lets us specify linear interpolation instead of perspective
interpolation for blit operations. Might be a bit faster.
Diffstat (limited to 'src/gallium/auxiliary/util/u_blit.c')
| -rw-r--r-- | src/gallium/auxiliary/util/u_blit.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c index e9ee4ea760..97fa99ec65 100644 --- a/src/gallium/auxiliary/util/u_blit.c +++ b/src/gallium/auxiliary/util/u_blit.c @@ -134,7 +134,8 @@ util_create_blit(struct pipe_context *pipe, struct cso_context *cso) /* fragment shader */ ctx->fs[TGSI_WRITEMASK_XYZW] = - util_make_fragment_tex_shader(pipe, TGSI_TEXTURE_2D); + util_make_fragment_tex_shader(pipe, TGSI_TEXTURE_2D, + TGSI_INTERPOLATE_LINEAR); ctx->vbuf = NULL; /* init vertex data that doesn't change */ @@ -474,6 +475,7 @@ util_blit_pixels_writemask(struct blit_state *ctx, if (ctx->fs[writemask] == NULL) ctx->fs[writemask] = util_make_fragment_tex_shader_writemask(pipe, TGSI_TEXTURE_2D, + TGSI_INTERPOLATE_LINEAR, writemask); /* shaders */ |